The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.
The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.
Patent No.:
Date of Patent:
Nov. 03, 2026
Filed:
Dec. 13, 2022
Optex Co., Ltd., Shiga, JP;
Hiroyuki Ohba, Shiga, JP;
Hiroaki Tanabe, Shiga, JP;
OPTEX CO., LTD., Shiga, JP;
Abstract
A door opening and closing control device includes: one sensor configured to sense an entire detection region, the sensor including one or more transmitting elements configured to transmit a frequency modulated continuous wave (FMCW) type transmitted electromagnetic wave, two or more receiving elements configured to receive a reflected electromagnetic wave obtained by the transmitted electromagnetic wave being reflected by a target, and a calculation unit configured to calculate a distance to the target, a moving speed of the target, and an angle of the target with respect to the sensor using the transmitted electromagnetic wave and the reflected electromagnetic wave; a moving direction calculation unit configured to calculate a moving direction of the target detected by the sensor; and a door opening and closing control unit configured to control opening and closing of a door using the moving direction and the moving speed of the target.
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile